How many flights depart from Idaho to Seattle on average per day?

108 flights are operational daily from Idaho to Seattle as of November 2025. The most popular departure time for this route is 11:00AM, with 65% of flights per day taking off at noon.

How long does it take to fly to Seattle?

Flight times vary depending on what airport in Idaho you fly out of and what airport in Seattle you fly into. For example, flying from Lewiston to Seattle takes 1h 24m on average. On the other hand, flying from Boise to Seattle takes 1h 40m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Seattle?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Seattle from Idaho according to our data. Alaska Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Idaho to Seattle/Tacoma Intl?

Alaska Airlines, Frontier, and Delta are the most popular carriers operating from Idaho to Seattle/Tacoma Intl

How many flights depart from Idaho to Seattle on average per week?

The number of flights available between Idaho and Seattle is 759 per week as of November 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

When did momondo last update prices for flights from Idaho to Seattle/Tacoma Intl Airport?

Prices for flights from Idaho to Seattle/Tacoma Intl Airport refresh daily.

How many operators does momondo search for flights from Idaho to Seattle/Tacoma Intl Airport?

As of November 2025, there are 3 operators available to choose from for flights from Idaho to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from Idaho to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$59 Cheap Flights from Idaho to Seattle in 2025/26

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Cheap round-trip flights

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5:51 am - 7:15 amGEG-SEA

1h 24mnonstop

11:36 am - 12:48 pmSEA-GEG

1h 12mnonstop

$88Alaska Airlines

Find Deal

Tue, Dec 16 - Mon, Jan 5

5:05 am - 6:28 amGEG-SEA

1h 23mnonstop

7:52 pm - 9:03 pmSEA-GEG

1h 11mnonstop

$89Delta

Find Deal

Fri, Dec 5 - Sun, Dec 7

7:49 pm - 9:06 pmGEG-SEA

1h 17mnonstop

11:30 am - 12:44 pmSEA-GEG

1h 14mnonstop

$93Hawaiian Airlines

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Fri, Jan 9 - Tue, Jan 13

6:00 am - 7:32 amGEG-SEA

1h 32mnonstop

10:59 pm - 12:10 amSEA-GEG

1h 11mnonstop

$98Delta

Find Deal

Sat, Nov 29 - Mon, Dec 1

7:25 am - 10:27 amBOI-SEA

4h 02m1 stop

8:30 pm - 10:56 pmSEA-BOI

1h 26mnonstop

$147Multiple Airlines

Find Deal

Sat, Dec 6 - Sat, Dec 13

2:25 pm - 9:00 pmBOI-SEA

7h 35m1 stop

6:00 am - 3:10 pmSEA-BOI

8h 10m1 stop

$151Southwest

Find Deal

Sat, Dec 6 - Sat, Dec 13

12:23 pm - 12:30 pmGEG-SEA

24h 07m1 stop

2:02 pm - 11:28 amSEA-GEG

21h 26m1 stop

$153Frontier

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Thu, Jan 8 - Sat, Jan 10

1:25 pm - 8:40 pmBOI-SEA

8h 15m2 stops

5:15 am - 2:05 pmSEA-BOI

7h 50m1 stop

$156Southwest

Find Deal

Mon, Dec 8 - Thu, Dec 11

6:05 am - 7:14 amIDA-SEA

2h 09mnonstop

1:36 pm - 4:27 pmSEA-IDA

1h 51mnonstop

$158Hawaiian Airlines

Find Deal

Sat, Dec 6 - Mon, Dec 8

9:13 pm - 10:06 amGEG-SEA

12h 53m1 stop

12:48 pm - 11:13 amSEA-GEG

22h 25m1 stop

$178Multiple Airlines

Find Deal

Thu, Dec 11 - Sat, Dec 13

Alaska Airlines flights from Idaho to Seattle

Our best Alaska Airlines deals on Idaho to Seattle flight tickets

Alaska Airlines

Dec 16

GEG5:51 amSpokane

1h 24m

SEA7:15 amSeattle/Tacoma Intl

Jan 5

SEA11:36 amSeattle/Tacoma Intl

1h 12m

GEG12:48 pmSpokane

$88

Find similar

Alaska Airlines

Dec 20

BOI6:08 amBoise Air Term. Gowen Fld

1h 52m

SEA7:00 amSeattle/Tacoma Intl

Dec 21

SEA7:59 pmSeattle/Tacoma Intl

1h 27m

BOI10:26 pmBoise Air Term. Gowen Fld

$117

Find similar

Alaska Airlines

Nov 28

BOI9:59 amBoise Air Term. Gowen Fld

1h 37m

SEA10:36 amSeattle/Tacoma Intl

Dec 4

SEA12:53 pmSeattle/Tacoma Intl

1h 33m

BOI3:26 pmBoise Air Term. Gowen Fld

$118

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Delta flights from Idaho to Seattle

Our best Delta deals on Idaho to Seattle flight tickets

Delta

Dec 5

GEG5:05 amSpokane

1h 23m

SEA6:28 amSeattle/Tacoma Intl

Dec 7

SEA7:52 pmSeattle/Tacoma Intl

1h 11m

GEG9:03 pmSpokane

$89

Find similar

Delta

Nov 29

GEG6:00 amSpokane

1h 32m

SEA7:32 amSeattle/Tacoma Intl

Dec 1

SEA10:59 pmSeattle/Tacoma Intl

1h 11m

GEG12:10 amSpokane

$98

Find similar

Delta

Dec 23

GEG5:00 amSpokane

1h 23m

SEA6:23 amSeattle/Tacoma Intl

Dec 26

SEA7:10 amSeattle/Tacoma Intl

1h 21m

GEG8:31 amSpokane

$99

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Fly from

Fly to

Route

Depart

Return

Price

SpokaneSeattle

GEG - SEA

GEGSEA

Spokane

Tue 12/16

5:51 am-7:15 am

Nonstop1h 24m

Seattle/Tacoma Intl

Mon 1/5

11:36 am-12:48 pm

Nonstop1h 12m

$88

SpokaneSeattle

GEG - SEA

GEGSEA

Spokane

Fri 12/5

5:05 am-6:28 am

Nonstop1h 23m

Seattle/Tacoma Intl

Sun 12/7

7:52 pm-9:03 pm

Nonstop1h 11m

$89

SpokaneSeattle

GEG - SEA

GEGSEA

Spokane

Fri 1/9

7:49 pm-9:06 pm

Nonstop1h 17m

Seattle/Tacoma Intl

Tue 1/13

11:30 am-12:44 pm

Nonstop1h 14m

$93

SpokaneSeattle

GEG - SEA

GEGSEA

Spokane

Sat 11/29

6:00 am-7:32 am

Nonstop1h 32m

Seattle/Tacoma Intl

Mon 12/1

10:59 pm-12:10 am

Nonstop1h 11m

$98

BoiseSeattle

BOI - SEA

BOISEA

Boise Air Term. Gowen Fld

Sat 12/6

7:25 am-10:27 am

1 stop4h 02m

Seattle/Tacoma Intl

Sat 12/13

8:30 pm-10:56 pm

Nonstop1h 26m

$147

BoiseSeattle

BOI - SEA

BOISEA

Boise Air Term. Gowen Fld

Sat 12/6

2:25 pm-9:00 pm

1 stop7h 35m

Seattle/Tacoma Intl

Sat 12/13

6:00 am-3:10 pm

1 stop8h 10m

$151

SpokaneSeattle

GEG - SEA

GEGSEA

Spokane

Thu 1/8

12:23 pm-12:30 pm

1 stop24h 07m

Seattle/Tacoma Intl

Sat 1/10

2:02 pm-11:28 am

1 stop21h 26m

$153

BoiseSeattle

BOI - SEA

BOISEA

Boise Air Term. Gowen Fld

Mon 12/8

1:25 pm-8:40 pm

2 stops8h 15m

Seattle/Tacoma Intl

Thu 12/11

5:15 am-2:05 pm

1 stop7h 50m

$156

Idaho FallsSeattle

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Sat 12/6

6:05 am-7:14 am

Nonstop2h 09m

Seattle/Tacoma Intl

Mon 12/8

1:36 pm-4:27 pm

Nonstop1h 51m

$158

SpokaneSeattle

GEG - SEA

GEGSEA

Spokane

Thu 12/11

9:13 pm-10:06 am

1 stop12h 53m

Seattle/Tacoma Intl

Sat 12/13

12:48 pm-11:13 am

1 stop22h 25m

$178

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How to get the cheapest flight ticket from Idaho to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Idaho to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $177. If you don’t want to visit Seattle in February, then you should wait until April to fly from Idaho, when ticket prices are also cheap, with an average price of $177.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Idaho is on a Friday. momondo users have found tickets for Friday departures for as low as $411. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Idaho because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $547.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Idaho in the evening is the least expensive time of day to depart. momondo users have found prices as low as $387 when looking at flights departing in the evening. Flights to Seattle are more costly in the afternoon, with an average ticket price of $556. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Idaho to Seattle/Tacoma Intl flight route?

Fly from Boise Air Term. Gowen Fld to Seattle/Tacoma Intl for the best Idaho - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $196 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Idaho for as low as $171 on momondo.

What cabin class options are available on Idaho to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Idaho to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Seattle flights?

No. A direct flight is the cheapest option for a flight between Idaho to Seattle.

Cheap Idaho to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Seattle

Best Price Found	$127
Fastest flight time	1h 07m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Idaho in the past 72 hours is $127. The best round-trip flight deal from Idaho to Seattle found on momondo in the last 72 hours is $254.

The fastest flight from Idaho to Seattle takes 1h 07m

Direct flights go from Idaho to Seattle every day.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

When did momondo last update prices for flights from Idaho to Seattle/Tacoma Intl Airport?
Prices for flights from Idaho to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Idaho to Seattle/Tacoma Intl Airport?
As of November 2025, there are 3 operators available to choose from for flights from Idaho to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Idaho to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Idaho to Seattle?
momondo data reveals that the most frequently booked plane model on the route from Idaho to Seattle is Embraer 175, representing 37.04% of all bookings. The subsequent popular models are Boeing 737-900 Passenger/BBJ3 (winglets) at 13.87%, Boeing 737-800 Passenger/BBJ2 (winglets) at 12.77%, and Embraer 175 (Enhanced Winglets) at 7.57%.

Best airlines flying from Idaho to Seattle

Compare and see reviews for airlines that fly from Idaho to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $117	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $117	Free Cancellation	Rating 7.8 2,804 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $127	Free Cancellation	Rating 8.0 11,259 reviews	Search Alaska Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Lakewood

Federal Way

Fife

Cle Elum

Centralia

Kirkland

Westport

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Seattle?

Finding the right flight to Seattle from Idaho is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Idaho to Seattle with flexible booking policies on momondo?

All flight searches from Idaho to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Idaho to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho to Seattle.

I’m not ready to book a flight from Idaho to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Idaho to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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Cheap flights from Idaho to Seattle from $59

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Seattle departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Idaho to Seattle

Our best Alaska Airlines deals on Idaho to Seattle flight tickets

Delta flights from Idaho to Seattle

Our best Delta deals on Idaho to Seattle flight tickets

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How to get the cheapest flight ticket from Idaho to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

What is the cheapest Idaho to Seattle/Tacoma Intl flight route?

Fly from Boise Air Term. Gowen Fld to Seattle/Tacoma Intl for the best Idaho - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

What cabin class options are available on Idaho to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Idaho to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Seattle flights?

No. A direct flight is the cheapest option for a flight between Idaho to Seattle.

What is the cheapest airline that flies from Idaho to Seattle/Tacoma Intl?

Alaska Airlines, Frontier, and Delta are the most popular carriers operating from Idaho to Seattle/Tacoma Intl

What airlines fly to Seattle?

How many flights depart from Idaho to Seattle on average per day?

108 flights are operational daily from Idaho to Seattle as of November 2025. The most popular departure time for this route is 11:00AM, with 65% of flights per day taking off at noon.

How many flights depart from Idaho to Seattle on average per week?

The number of flights available between Idaho and Seattle is 759 per week as of November 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

How long does it take to fly to Seattle?

Cheap Idaho to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Seattle

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

When did momondo last update prices for flights from Idaho to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from Idaho to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from Idaho to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from Idaho to Seattle?

Best airlines flying from Idaho to Seattle

Compare and see reviews for airlines that fly from Idaho to Seattle with momondo

Traveling to a place near Seattle?

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Seattle?

Can I find flights from Idaho to Seattle with flexible booking policies on momondo?

How can momondo help me find flights from Idaho to Seattle?

I’m not ready to book a flight from Idaho to Seattle right now. Can momondo alert me if prices change?

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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Airports servicing Washington